Personal computer



FIG. 1 is a top, front, left side perspective view of a personal computer showing my new design;

FIG. 2 is a front elevation thereof;

FIGS. 3 and 4 are respectively, right and left side elevations thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a rear elevation thereof. 

The ornamental design for a personal computer, as shown. 